621520128

素因数分解:

$2^8\times 3^5\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 216

約数和(自身を含む): 1895752768

約数和(自身を除く): 1274232640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 97, 103, 108, 128, 144, 162, 192, 194, 206, 216, 243, 256, 288, 291, 309, 324, 384, 388, 412, 432, 486, 576, 582, 618, 648, 768, 776, 824, 864, 873, 927, 972, 1152, 1164, 1236, 1296, 1552, 1648, 1728, 1746, 1854, 1944, 2304, 2328, 2472, 2592, 2619, 2781, 3104, 3296, 3456, 3492, 3708, 3888, 4656, 4944, 5184, 5238, 5562, 6208, 6592, 6912, 6984, 7416, 7776, 7857, 8343, 9312, 9888, 9991, 10368, 10476, 11124, 12416, 13184, 13968, 14832, 15552, 15714, 16686, 18624, 19776, 19982, 20736, 20952, 22248, 23571, 24832, 25029, 26368, 27936, 29664, 29973, 31104, 31428, 33372, 37248, 39552, 39964, 41904, 44496, 47142, 50058, 55872, 59328, 59946, 62208, 62856, 66744, 74496, 79104, 79928, 83808, 88992, 89919, 94284, 100116, 111744, 118656, 119892, 125712, 133488, 159856, 167616, 177984, 179838, 188568, 200232, 223488, 237312, 239784, 251424, 266976, 269757, 319712, 335232, 355968, 359676, 377136, 400464, 479568, 502848, 533952, 539514, 639424, 670464, 711936, 719352, 754272, 800928, 809271, 959136, 1005696, 1067904, 1079028, 1278848, 1438704, 1508544, 1601856, 1618542, 1918272, 2011392, 2135808, 2158056, 2427813, 2557696, 2877408, 3017088, 3203712, 3237084, 3836544, 4316112, 4855626, 5754816, 6034176, 6407424, 6474168, 7673088, 8632224, 9711252, 11509632, 12948336, 17264448, 19422504, 23019264, 25896672, 34528896, 38845008, 51793344, 69057792, 77690016, 103586688, 155380032, 207173376, 310760064, 621520128]

約数ペア:

[(1, 621520128), (2, 310760064), (3, 207173376), (4, 155380032), (6, 103586688), (8, 77690016), (9, 69057792), (12, 51793344), (16, 38845008), (18, 34528896), (24, 25896672), (27, 23019264), (32, 19422504), (36, 17264448), (48, 12948336), (54, 11509632), (64, 9711252), (72, 8632224), (81, 7673088), (96, 6474168), (97, 6407424), (103, 6034176), (108, 5754816), (128, 4855626), (144, 4316112), (162, 3836544), (192, 3237084), (194, 3203712), (206, 3017088), (216, 2877408), (243, 2557696), (256, 2427813), (288, 2158056), (291, 2135808), (309, 2011392), (324, 1918272), (384, 1618542), (388, 1601856), (412, 1508544), (432, 1438704), (486, 1278848), (576, 1079028), (582, 1067904), (618, 1005696), (648, 959136), (768, 809271), (776, 800928), (824, 754272), (864, 719352), (873, 711936), (927, 670464), (972, 639424), (1152, 539514), (1164, 533952), (1236, 502848), (1296, 479568), (1552, 400464), (1648, 377136), (1728, 359676), (1746, 355968), (1854, 335232), (1944, 319712), (2304, 269757), (2328, 266976), (2472, 251424), (2592, 239784), (2619, 237312), (2781, 223488), (3104, 200232), (3296, 188568), (3456, 179838), (3492, 177984), (3708, 167616), (3888, 159856), (4656, 133488), (4944, 125712), (5184, 119892), (5238, 118656), (5562, 111744), (6208, 100116), (6592, 94284), (6912, 89919), (6984, 88992), (7416, 83808), (7776, 79928), (7857, 79104), (8343, 74496), (9312, 66744), (9888, 62856), (9991, 62208), (10368, 59946), (10476, 59328), (11124, 55872), (12416, 50058), (13184, 47142), (13968, 44496), (14832, 41904), (15552, 39964), (15714, 39552), (16686, 37248), (18624, 33372), (19776, 31428), (19982, 31104), (20736, 29973), (20952, 29664), (22248, 27936), (23571, 26368), (24832, 25029)]